CN104802514A - Detector for sheet class media with foreign bodies stuck to surfaces - Google Patents
Detector for sheet class media with foreign bodies stuck to surfaces Download PDFInfo
- Publication number
- CN104802514A CN104802514A CN201510242884.6A CN201510242884A CN104802514A CN 104802514 A CN104802514 A CN 104802514A CN 201510242884 A CN201510242884 A CN 201510242884A CN 104802514 A CN104802514 A CN 104802514A
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- China
- Prior art keywords
- electrostatic
- axle
- supply
- foreign matter
- medium
- Prior art date
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Classifications
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
- G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
- G07D7/02—Testing electrical properties of the materials thereof
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
- G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
- G07D7/02—Testing electrical properties of the materials thereof
- G07D7/026—Testing electrical properties of the materials thereof using capacitive sensors
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
- G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
- G07D7/16—Testing the dimensions
- G07D7/164—Thickness
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
- G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
- G07D7/181—Testing mechanical properties or condition, e.g. wear or tear
- G07D7/187—Detecting defacement or contamination, e.g. dirt
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
- G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
- G07D7/181—Testing mechanical properties or condition, e.g. wear or tear
- G07D7/189—Detecting attached objects, e.g. tapes or clips
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
- G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
- G07D7/20—Testing patterns thereon
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2511/00—Dimensions; Position; Numbers; Identification; Occurrences
- B65H2511/10—Size; Dimensions
- B65H2511/13—Thickness
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2511/00—Dimensions; Position; Numbers; Identification; Occurrences
- B65H2511/10—Size; Dimensions
- B65H2511/16—Irregularities, e.g. protuberances
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2553/00—Sensing or detecting means
- B65H2553/80—Arangement of the sensing means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
- G01B7/06—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
- G01B7/06—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness
- G01B7/08—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using capacitive means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
- G01B7/06—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness
- G01B7/08—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using capacitive means
- G01B7/085—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using capacitive means for measuring thickness of coating
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
- G01B7/06—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness
- G01B7/08—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using capacitive means
- G01B7/087—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using capacitive means for measuring of objects while moving
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Inspection Of Paper Currency And Valuable Securities (AREA)
- Electrostatic Separation (AREA)
- Controlling Sheets Or Webs (AREA)
Abstract
The embodiment of the invention provides a detector for sheet class media with foreign bodies stuck to the surfaces, and aims to rapidly recognize to-be-detected media with foreign bodies stuck to the surfaces. The detector is characterized by comprising an electrostatic supply part for providing electrostatic charge, a media transporting part for transporting the to-be-detected media and an electrostatic induction recognizing part; the media transporting part comprises an electrostatic receiving unit and an electrostatic absorbing unit which are connected in sequence; the electrostatic receiving unit is connected with the electrostatic supply part; the electrostatic absorbing unit is connected with the electrostatic induction recognizing part; the electrostatic receiving unit is used for transferring electrostatic charge obtained from the electrostatic supply part to the to-be-detected media; the electrostatic absorbing unit is used for absorbing the electrostatic charge of the to-be-detected media; the electrostatic induction recognizing part is used for judging whether foreign bodies are stuck to the surfaces of the to-be-detected media or not according to a received electrostatic pattern of the to-be-detected media.
Description
Technical field
The present invention relates to identification field, be specifically related to a kind of flaky medium checkout gear of surface mount foreign matter.
Background technology
It is Mechanical Contact bank note foreign matter thickness identification method that existing financial services equipment field is pasted the detection of foreign matter general at present to note surface.Which is realized by the relative rotary motion of driving part and slave unit, wherein driving part is thickness driving shaft, slave unit contact note surface depicts banknote thickness track, when running into the foreign matter that note surface is pasted, slave unit can have height jumping phenomenon in local, bank note local thickness track is higher, thus reaches the identification that effects on surface pastes foreign matter bank note.
But mechanical contact thickness identification device is due to the requirement of machining accuracy, and thickness driving shaft and driven shaft total run-out machining accuracy are extremely strict, cause manufacture processing cost high; Simultaneously slave unit due to physical treatment volume excessive, can gap be there is between slave unit, cause bank note local undetected, reduce the discrimination of foreign matter bank note.
Summary of the invention
The embodiment of the present invention provides a kind of flaky medium checkout gear of surface mount foreign matter, pastes the detected medium of foreign matter for quick identified surface.
The technical scheme of the embodiment of the present invention comprises:
A kind of flaky medium checkout gear of surface mount foreign matter, comprise the electrostatic supply unit that electrostatic charge is provided, the medium Department of Transportation transporting detected medium, electrostatic induction identification part, described medium Department of Transportation comprises the electrostatic receiving element, the Electrostatic adsorption unit that are linked in sequence, described electrostatic receiving element is connected with described electrostatic supply unit, and described Electrostatic adsorption unit is connected with described electrostatic induction identification part; Described electrostatic receiving element is used for the described electrostatic charge obtained from described electrostatic supply unit to pass to detected medium, described Electrostatic adsorption unit is for adsorbing the described electrostatic charge of described detected medium, and described electrostatic induction identification part is used for judging whether described detected medium surface pastes foreign matter according to the electrostatic pattern of the described detected medium received.
Preferably,
Described electrostatic receiving element comprises the first electrostatic supply axle, the second electrostatic supply axle, the 3rd electrostatic supply axle, the 4th electrostatic supply axle, that axle supplies axle with described 4th electrostatic respectively, described first electrostatic supplies axle is tangent in described 3rd electrostatic supply, it is tangent that described 4th electrostatic supply axle and described second electrostatic supply axle, and described 4th electrostatic supplies axle, described second electrostatic supplies axle and described 3rd electrostatic supplies axle, described first electrostatic supplies axle to supply relative to described 3rd electrostatic the first tangent line that axle and described 4th electrostatic supplies axle symmetrical up and down.
Preferably,
Described Electrostatic adsorption unit comprises the first Electrostatic Absorption axle and the second Electrostatic Absorption axle, described first Electrostatic Absorption axle and tangent the second tangent line of described second Electrostatic Absorption axle and described first tangent line in same level, described first Electrostatic Absorption axle and described second Electrostatic Absorption axle symmetrical up and down along described second tangent line.
Preferably,
Described first Electrostatic Absorption axle is supplied axle with described 3rd electrostatic and is connected by belt transmission.
Preferably,
Described first Electrostatic Absorption axle, described second Electrostatic Absorption axle are respectively equipped with the first static eraser, the second static eraser.
Preferably,
Described first electrostatic supply axle, described second electrostatic supply axle, described 3rd electrostatic supply axle, described 4th electrostatic supply axle comprise metal shaft core, electrostatic epidermis and the elasticity between described electrostatic epidermis and described metal shaft core respectively and fill material.
Preferably,
Described first Electrostatic Absorption axle and described second Electrostatic Absorption axle comprise metal shaft core, Electrostatic Absorption epidermis, elastic material between described Electrostatic Absorption epidermis and described metal shaft core respectively.
Preferably,
Described Electrostatic adsorption unit is connected by optical cable with described electrostatic induction identification part.
The beneficial effect of the embodiment of the present invention is:
Because the flaky medium checkout gear of this surface mount foreign matter comprises electrostatic supply unit, medium Department of Transportation, electrostatic induction identification part, electrostatic supply unit provides electrostatic charge to the electrostatic receiving element of medium Department of Transportation, electrostatic charge is passed to detected medium by this electrostatic receiving element, in the process that detected medium transports in medium Department of Transportation, the Electrostatic adsorption unit of medium Department of Transportation absorbs the electrostatic charge of detected medium and generates electrostatic virtual image, electrostatic induction identification part receives the electrostatic virtual image of detected medium and identifies whether detected medium surface pastes foreign matter, adopt this technical scheme, do not belong to mechanical contact thickness identification method, identified surface can paste the detected medium of foreign matter fast.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
Fig. 1 is the schematic diagram of the flaky medium checkout gear of a kind of surface mount foreign matter of the embodiment of the present invention;
Fig. 2 is the three-dimensional view of the flaky medium checkout gear of a kind of surface mount foreign matter of the embodiment of the present invention;
Fig. 3 is the schematic diagram of the electrostatic virtual image of normal bank note;
Fig. 4 is the composition schematic diagram of the medium Department of Transportation of the flaky medium checkout gear of a kind of surface mount foreign matter of the embodiment of the present invention;
Fig. 5 is that the 3rd electrostatic supply axle of the flaky medium checkout gear of a kind of surface mount foreign matter of the embodiment of the present invention and the 4th electrostatic supply the structural representation of axle;
Fig. 6 is the first Electrostatic Absorption axle of the flaky medium checkout gear of a kind of surface mount foreign matter of the embodiment of the present invention and the structural representation of the second Electrostatic Absorption axle;
Fig. 7 is the schematic diagram of the electrostatic virtual image of the bank note of surface mount foreign matter.
Detailed description of the invention
The embodiment of the present invention provides a kind of flaky medium checkout gear of surface mount foreign matter, because the detected medium of this checkout gear is generally sheet, bank note is described as detected medium by the present embodiment, but detected medium is not limited only to bank note, also relate to other flaky mediums.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As shown in Figure 1, the invention provides a kind of flaky medium checkout gear of surface mount foreign matter, this device comprises: (bank note Department of Transportation refers to that the medium of medium Department of Transportation is bank note for electrostatic supply unit A, bank note Department of Transportation B, the medium of medium Department of Transportation also can be other kind), electrostatic induction identification part C, bank note Department of Transportation B comprise the electrostatic receiving element be connected with electrostatic supply unit A, the Electrostatic adsorption unit be connected with electrostatic induction identification part C;
Electrostatic supply unit A, by external power supply for bank note Department of Transportation B is provided electrostatic receiving element needed for electrostatic charge;
Bank note Department of Transportation B, for the transmission of bank note, in the process that bank note transports at bank note Department of Transportation B, electrostatic receiving element sends the electrostatic charge obtained from electrostatic supply unit A to bank note, then bank note is transported to Electrostatic adsorption unit, Electrostatic adsorption unit is adsorbed the electrostatic charge of note surface and is generated electrostatic virtual image, and its concrete formation refers to Fig. 2.
Electrostatic induction identification part C, its interior reservoir has the electrostatic virtual image (as shown in Figure 3) of regular paper coin, by the normal picture of the electrostatic virtual image and image library that newly collect bank note is carried out the contrast differences opposite sex, judge whether the surface of bank note pastes foreign matter.
Adopt technique scheme, the flaky medium checkout gear of this surface mount foreign matter comprises electrostatic supply unit, medium Department of Transportation, electrostatic induction identification part, electrostatic supply unit provides electrostatic charge to the electrostatic receiving element of medium Department of Transportation, electrostatic charge is passed to detected medium by this electrostatic receiving element, in the process that detected medium transports in medium Department of Transportation, the Electrostatic adsorption unit of medium Department of Transportation is adsorbed the electrostatic charge of detected medium and generates electrostatic virtual image, electrostatic induction identification part receives the electrostatic virtual image of detected medium and identifies whether detected medium surface pastes foreign matter, adopt this technical scheme, do not belong to mechanical contact thickness identification method, identified surface can paste the detected medium of foreign matter fast.
Preferably, as shown in Figure 4, electrostatic receiving element comprises the first electrostatic supply axle 1, second electrostatic supply axle 2, 3rd electrostatic supply axle 3, 4th electrostatic supply axle 4, 3rd electrostatic supply axle 3 is driving wheels, axle 1 is supplied respectively with the first electrostatic, 4th electrostatic supply axle 4 is tangent, it is tangent that 4th electrostatic supply axle 4 and the second electrostatic supply axle 2, 3rd electrostatic supply axle 3 can by rotarily drive first electrostatic supply axle 1 and the 4th electrostatic supply axle 4 rotate, 4th electrostatic supply axle 4, second electrostatic supply axle 2 and the 3rd electrostatic supply axle 3, the first tangent line that first electrostatic supply axle 1 supplies axle 4 relative to the 3rd electrostatic supply axle 3 and the 4th electrostatic is symmetrical up and down, detected medium (can be bank note) is along described first tangent line place plane transportation, the upper and lower surface of such detected medium (can be bank note) can obtain electrostatic charge, thus can identify whether the upper and lower surface of detected medium (can be bank note) pastes foreign matter.
Preferably, as shown in Figure 4, Electrostatic adsorption unit comprises the first Electrostatic Absorption axle 5 and the second Electrostatic Absorption axle 6, first Electrostatic Absorption axle 5 and tangent the second tangent line of the second Electrostatic Absorption axle 6 and the first tangent line are in same level, first Electrostatic Absorption axle 5 and the second Electrostatic Absorption axle 6 symmetrical up and down along the second tangent line, detected medium (can be bank note) is along described second tangent line place plane transportation, the upper and lower surface of such detected medium (can be bank note) can obtain electrostatic charge, thus can identify whether the upper and lower surface of detected medium (can be bank note) pastes foreign matter.
Preferably, as shown in Figure 4, the first Electrostatic Absorption axle 5 and the 3rd electrostatic are supplied axle 3 and are in transmission connection by belt 11.
Preferably, as shown in Figure 4, first Electrostatic Absorption axle 5, second Electrostatic Absorption axle 6 is respectively equipped with the first static eraser 7, second static eraser 8, by rotating, the electrostatic on Electrostatic Absorption axle 5 and Electrostatic Absorption axle 6 surface is eliminated by static eraser 7 and static eraser 8, prepares the collection carrying out the electrostatic virtual image of next bank note.
As shown in Figure 2, wherein the first electrostatic supply axle 1, second electrostatic supply axle 2, the 3rd electrostatic supply axle 3, the 4th electrostatic supply axle 4, first Electrostatic Absorption axle 5, second Electrostatic Absorption axle 6 are all undertaken spacing by the hole at the two ends on device frame 10.
It should be noted that, as shown in Figure 4, it is tangent that the 4th electrostatic supply axle 4 and the second electrostatic supply axle 2, and the 4th electrostatic supply axle 4 can rotate by rotarily driving the second electrostatic supply axle 2; 3rd electrostatic supply axle 3 is connected with the first Electrostatic Absorption axle 5 by belt 11, and can rotate by rotarily driving the first Electrostatic Absorption axle 5; First Electrostatic Absorption axle 5 and the second Electrostatic Absorption axle 6 tangent, and can to rotate by rotarily driving the second Electrostatic Absorption axle 6; First static eraser 7, second static eraser 8 is separately fixed at the top and bottom, inner side of device frame 10, and contacts with the second Electrostatic Absorption axle 6 with the first Electrostatic Absorption axle 5 respectively.When the first Electrostatic Absorption axle 5 and the second Electrostatic Absorption axle 6 rotate, the first static eraser 7 and the second static eraser 8 carry out static elimination to the linear position that the first Electrostatic Absorption axle 5 and the second Electrostatic Absorption axle 6 touch respectively.
It should be noted that, electrostatic supply unit A supplies axle 1, second electrostatic respectively by cable and supplies axle 2 and be connected with the first electrostatic in bank note Department of Transportation B, and provides isodose electric charge to it, is equipotential system; The first Electrostatic Absorption axle 5, second Electrostatic Absorption axle 6 in bank note Department of Transportation B is connected by optical cable with electrostatic induction identification part C, and feeds back the distribution situation of electrostatic virtual image to electrostatic induction identification part C by optical cable.
Preferably, as shown in Figure 5, the 3rd electrostatic supply axle 3 is the same with the structure that the 4th electrostatic supplies axle 4, comprises metal shaft core J1, electrostatic epidermis P1, elasticity fills material T1.Electrostatic supply unit A can supply the electrostatic epidermis P1 delivered charge of axle 2 to the first electrostatic supply axle 1 and the second electrostatic, and make electric charge be uniformly distributed its surface, rotate by attaching, first electrostatic supply axle 1 and the second electrostatic supply axle 2 are respectively to the 3rd electrostatic supply axle 3, 4th electrostatic supply axle 4 transmission charge, now the 3rd electrostatic supply axle 3 and the 4th electrostatic supplies the surface of axle 4 and electrostatic epidermis P1 is equipotential system, and then the electrostatic epidermis P1 supplying axle 4 by the 3rd electrostatic supply axle 3 and the 4th electrostatic provides electrostatic charge to supply to the two sides of bank note 9, bank note 9 both side surface is made to form electrostatic virtual image by its texture, the Partial charge simultaneously lost owing to providing electrostatic charge to bank note 9 as electrostatic epidermis P1 also can obtain supplementing in time of electrostatic supply unit A.It should be noted that, first electrostatic supply axle 1, second electrostatic supply axle 2, the 3rd electrostatic supply axle 3 are identical structure with the electrostatic epidermis P1 that the 4th electrostatic supplies axle 4, the electrostatic epidermis P1 not supplying axle 4 with electrostatic epidermis P1 and the 4th electrostatic of the electrostatic epidermis P1 of the electrostatic epidermis P1 of the first electrostatic supply axle 1, the second electrostatic supply axle 2, the 3rd electrostatic supply axle 3 herein distinguishes, and unifies to refer to electrostatic epidermis.
Preferably, as shown in Figure 6, the first Electrostatic Absorption axle 5 is the same with the structure of the second Electrostatic Absorption axle 6, comprises metal shaft core J2, Electrostatic Absorption epidermis P2, elastic material T2.Electrostatic Absorption epidermis P2 can adsorb the electrostatic charge of bank note about 9 both side surface, and forms electrostatic virtual image on its surface.It should be noted that, in the present embodiment, metal shaft core J1, metal shaft core J2 are identical structure, all refer to metal shaft core, also can adopt the first metal shaft core J1, the second metal shaft core J2 limits, to distinguish.
Preferably, the first Electrostatic Absorption axle 5, second Electrostatic Absorption axle 6 in bank note Department of Transportation B is connected by optical cable with electrostatic induction identification part C, and feeds back the distribution situation of electrostatic virtual image to electrostatic induction identification part C by optical cable.
Electrostatic induction identification part C is identified the feature such as shape, position of electrostatic figure virtual image that Electrostatic Absorption epidermis P2 surface is adsorbed by sensor, thus reaches and identify the electrostatic dummy pattern on bank note medium 9 surface.
This programme compared with prior art, does not belong to mechanical contact thickness identification method, so it is high to there is not existing machinery machining accuracy, processing cost and fraction defective too high, identify the problems such as loss is high.
The operation principle of the embodiment of the present invention is:
When there being external customer demand instruction, electrostatic supply unit A carries out charge equivalence conveying by cable to the first electrostatic supply axle 1 in bank note Department of Transportation B and the electrostatic epidermis P1 in the second electrostatic supply axle 2, makes the distribution electrostatic of its surface uniform;
Pass through extrinsic motive, 3rd electrostatic supply axle 3 starts to rotate, to be contacted with plane tangent by power transmission belt 11 that produced frictional force drives the first electrostatic supply axle 1, second electrostatic supply axle 2, the 4th electrostatic supply axle 4, first Electrostatic Absorption axle 5, second Electrostatic Absorption axle 6 rotates together; Rotate by attaching, the first electrostatic supply axle 1 and the second electrostatic supply axle 2, to the 3rd electrostatic supply axle 3 and the 4th electrostatic supply axle 4 transmission charge, make the 3rd electrostatic supply axle 3 and the 4th electrostatic supply axle 4 electrostatic epidermis P1 surface be full of electrostatic;
By transmission, bank note medium 9 enters bank note Department of Transportation B, first the 3rd electrostatic supply axle 3 and the 4th electrostatic supply axle 4 retaining part is entered, bank note 9 surface pattern pattern and the 3rd electrostatic supply axle 3 and fully contact with the electrostatic epidermis P1 that the 4th electrostatic supplies axle 4 surface, the grain pattern delivered charge that 3rd electrostatic supply axle 3 and the 4th electrostatic supply axle 4 touch to bank note 9 tow sides, form the electrostatic virtual image that a width is substrate with note surface grain pattern, normal bank note medium 9 surface electrostatic virtual image is shown in Fig. 3; The bank note 9 having foreign matter to attach when surface passes through, and its surface produces electrostatic pattern and can change because attaching the change of thing, then can produce another width pattern, see Fig. 7;
Bank note 9 continues to move ahead, enter the retaining part of the first Electrostatic Absorption axle 5 and the second Electrostatic Absorption axle 6, the double-edged electrostatic charge of bank note medium 9 is attracted on the Electrostatic Absorption epidermis P2 on the first Electrostatic Absorption axle 5 and the second Electrostatic Absorption axle 6 surface, first Electrostatic Absorption axle 5 and the second Electrostatic Absorption axle 6 by the signal of the electrostatic virtual image on surface by optical cable transmission to electrostatic induction handling part C, electrostatic induction handling part C judges the shape of Electrostatic Absorption epidermis P2 surface electrostatic virtual image by sensor, the features such as position, by contrasting with the normal electrostatic virtual image of electrostatic induction identification part C internal reservoir, reach the identification of whether note surface being pasted to foreign matter, when contrast occurs difference to the electrostatic pattern (Fig. 7) on bank note 9 surface and the normal electrostatic image (Fig. 3) of electrostatic induction identification part C internal reservoir, can conclude that note surface pastes foreign matter.
Claims (8)
1. the flaky medium checkout gear of a surface mount foreign matter, it is characterized in that, comprise the electrostatic supply unit that electrostatic charge is provided, the medium Department of Transportation transporting detected medium, electrostatic induction identification part, described medium Department of Transportation comprises the electrostatic receiving element, the Electrostatic adsorption unit that are linked in sequence, described electrostatic receiving element is connected with described electrostatic supply unit, and described Electrostatic adsorption unit is connected with described electrostatic induction identification part; Described electrostatic receiving element is used for the described electrostatic charge obtained from described electrostatic supply unit to pass to detected medium, described Electrostatic adsorption unit is for adsorbing the described electrostatic charge of described detected medium, and described electrostatic induction identification part is used for judging whether described detected medium surface pastes foreign matter according to the electrostatic pattern of the described detected medium received.
2. the flaky medium checkout gear of surface mount foreign matter according to claim 1, it is characterized in that, described electrostatic receiving element comprises the first electrostatic supply axle, second electrostatic supply axle, 3rd electrostatic supply axle, 4th electrostatic supply axle, described 3rd electrostatic supply axle supplies axle with described 4th electrostatic respectively, described first electrostatic supply axle is tangent, it is tangent that described 4th electrostatic supply axle and described second electrostatic supply axle, described 4th electrostatic supply axle, described second electrostatic supply axle and described 3rd electrostatic supply axle, the first tangent line that described first electrostatic supply axle supplies axle relative to described 3rd electrostatic supply axle and described 4th electrostatic is symmetrical up and down.
3. the flaky medium checkout gear of surface mount foreign matter according to claim 2, it is characterized in that, described Electrostatic adsorption unit comprises the first Electrostatic Absorption axle and the second Electrostatic Absorption axle, described first Electrostatic Absorption axle and tangent the second tangent line of described second Electrostatic Absorption axle and described first tangent line in same level, described first Electrostatic Absorption axle and described second Electrostatic Absorption axle symmetrical up and down along described second tangent line.
4. the flaky medium checkout gear of surface mount foreign matter according to claim 3, is characterized in that, described first Electrostatic Absorption axle is supplied axle with described 3rd electrostatic and is connected by belt transmission.
5. the flaky medium checkout gear of the surface mount foreign matter according to claim 3 or 4, is characterized in that, described first Electrostatic Absorption axle, described second Electrostatic Absorption axle are respectively equipped with the first static eraser, the second static eraser.
6. the flaky medium checkout gear of surface mount foreign matter according to claim 2, it is characterized in that, described first electrostatic supply axle, described second electrostatic supply axle, described 3rd electrostatic supply axle, described 4th electrostatic supply axle comprise metal shaft core, electrostatic epidermis and the elasticity between described electrostatic epidermis and described metal shaft core respectively and fill material.
7. the flaky medium checkout gear of surface mount foreign matter according to claim 3, it is characterized in that, described first Electrostatic Absorption axle and described second Electrostatic Absorption axle comprise metal shaft core, Electrostatic Absorption epidermis, elastic material between described Electrostatic Absorption epidermis and described metal shaft core respectively.
8. the flaky medium checkout gear of surface mount foreign matter according to claim 7, is characterized in that, described Electrostatic adsorption unit is connected by optical cable with described electrostatic induction identification part.
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510242884.6A CN104802514B (en) | 2015-05-13 | 2015-05-13 | A kind of flaky medium detection means of surface mount foreign matter |
| US15/572,466 US10140799B2 (en) | 2015-05-13 | 2016-05-06 | Device for detecting foreign object attached on surface of sheet-like medium |
| RU2017142766A RU2670018C1 (en) | 2015-05-13 | 2016-05-06 | Device for detecting a foreign object fixed on the surface of a sheet medium |
| PCT/CN2016/081259 WO2016180277A1 (en) | 2015-05-13 | 2016-05-06 | Device for detecting foreign object attached on surface of sheet-like medium |
| EP16792127.9A EP3296966A4 (en) | 2015-05-13 | 2016-05-06 | Device for detecting foreign object attached on surface of sheet-like medium |
| ZA2017/07632A ZA201707632B (en) | 2015-05-13 | 2017-11-10 | Device for detecting foreign object attached on surface of sheet-like medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510242884.6A CN104802514B (en) | 2015-05-13 | 2015-05-13 | A kind of flaky medium detection means of surface mount foreign matter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104802514A true CN104802514A (en) | 2015-07-29 |
| CN104802514B CN104802514B (en) | 2017-12-22 |
Family
ID=53687883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510242884.6A Active CN104802514B (en) | 2015-05-13 | 2015-05-13 | A kind of flaky medium detection means of surface mount foreign matter |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US10140799B2 (en) |
| EP (1) | EP3296966A4 (en) |
| CN (1) | CN104802514B (en) |
| RU (1) | RU2670018C1 (en) |
| WO (1) | WO2016180277A1 (en) |
| ZA (1) | ZA201707632B (en) |
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| WO2016180277A1 (en) * | 2015-05-13 | 2016-11-17 | 广州广电运通金融电子股份有限公司 | Device for detecting foreign object attached on surface of sheet-like medium |
| CN107167509A (en) * | 2017-01-21 | 2017-09-15 | 北京理工大学 | A kind of dielectric material recognition methods for robot autonomous environment sensing |
| CN108061919A (en) * | 2016-10-28 | 2018-05-22 | Ncr公司 | Feeding medium device metal detection |
| CN112441447A (en) * | 2019-08-30 | 2021-03-05 | 精工爱普生株式会社 | Medium conveying device, medium detection method thereof, and image reading device |
| CN114777615A (en) * | 2022-06-21 | 2022-07-22 | 常州凯得新材料科技有限公司 | Automatic thickness measuring device for polyethylene film sheets |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN104802514B (en) | 2017-12-22 |
| US10140799B2 (en) | 2018-11-27 |
| RU2670018C1 (en) | 2018-10-17 |
| US20180137709A1 (en) | 2018-05-17 |
| ZA201707632B (en) | 2018-11-28 |
| EP3296966A4 (en) | 2018-07-04 |
| WO2016180277A1 (en) | 2016-11-17 |
| EP3296966A1 (en) | 2018-03-21 |
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